Wong Sum-Yu

Employees working at a high rise building begin encountering a series of strange occurrences. Ken, a recent hire who attracts to the lovely, but spiritually harried Shan. Meanwhile, Pat is apparently terrorized by the evil demon who resides in the last stall of the woman's bathroom. And Richard, a mean boss of another company in the same building, wants to get rid of his long-time employee Mary and begins to suspect that his entire staff has become ghosts.

A depressed but hard-working advertising executive loses her job after having her ideas stolen by her colleagues, then after falling asleep, she awakes to relive the day repeatedly until she discovers more about herself and her colleagues.